Tutorial by Examples: io

Gradle Setup : build.gradle(Module: app) compileOptions { sourceCompatibility JavaVersion.VERSION_1_8 targetCompatibility JavaVersion.VERSION_1_8 } jackOptions { enabled true } What is the Stream API ? Stream is a new abstract layer introdu...

import Json.Decode as JD import Json.Decode.Pipeline as JP type PostType = Image | Video type alias Post = { id: Int , postType: PostType } -- assuming server will send int value of 0 for Image or 1 for Video decodePostType: JD.Decoder PostType decodePostType = JD.int |&...

Processlist This will show all active & sleeping queries in that order then by how long. SELECT * FROM information_schema.PROCESSLIST ORDER BY INFO DESC, TIME DESC; This is a bit more detail on time-frames as it is in seconds by default SELECT ID, USER, HOST, DB, COMMAND, TIME as time_second...

If you want to notify other clients/users throughout the application ,you not need to worry about the connection because signalr new connection is created every time you visit other pages in the web app. we can leverage the users feature of signalr to achieve the same. see the example below: Here...

std::async: performs an asynchronous operation. std::future: provides access to the result of an asynchronous operation. std::promise: packages the result of an asynchronous operation. std::packaged_task: bundles a function and the associated promise for its return type.

This sample used to common function for all type object serialization and deserialization. using System.Runtime.Serialization.Formatters.Binary; using System.Xml.Serialization; namespace Framework { public static class IGUtilities { public static string Serialization(this T obj) ...

When a remote session is created via the New-PSsession cmdlet, the PSSession persists until the current PowerShell session ends. Meaning that, by default, the PSSession and all associated resources will continue to be used until the current PowerShell session ends. Multiple active PSSessions can b...

Copy: Sub CopyFile() Dim fso as Scripting.FileSystemObject Set fso = CreateObject("Scripting.FileSystemObject") fso.CopyFile "c:\Documents and Settings\Makro.txt", "c:\Documents and Settings\Macros\" End Sub Move: Sub MoveFile() Dim fso as Scri...

Create: Sub CreateFolder() Dim fso as Scripting.FileSystemObject Set fso = CreateObject("Scripting.FileSystemObject") fso.CreateFolder "c:\Documents and Settings\NewFolder" End Sub Copy: Sub CopyFolder() Dim fso as Scripting.FileSystemObject Set fso...

Get file name: Sub GetFileName() Dim fso as Scripting.FileSystemObject Set fso = CreateObject("Scripting.FileSystemObject") MsgBox fso.GetFileName("c:\Documents and Settings\Makro.txt") End Sub Result: Makro.txt Get base name: Sub GetBaseName() Dim fso ...

ChainMap is new in version 3.3 Returns a new ChainMap object given a number of maps. This object groups multiple dicts or other mappings together to create a single, updateable view. ChainMaps are useful managing nested contexts and overlays. An example in the python world is found in the implemen...

Detailed instructions on getting drupal-8 set up or installed.

The first major distinction is between the dynamically generated directories which will be used for hosting and source directories. The source directories will have a config file or folder depending on the amount of configuration you may have . This includes the environment configuration and busi...

F() expressions can be used to execute arithmetic operations (+, -, * etc.) among model fields, in order to define an algebraic lookup/connection between them. Let model be: class MyModel(models.Model): int_1 = models.IntegerField() int_2 = models.IntegerField() Now lets assum...

This example demonstrates the use of GET, POST, PUT and DELETE HTTP Methods in doing CRUD operations on a REST resource I am using the below software, frameworks and tools: Jersey 2.25.1 JDK 1.7.x (Java 7) Eclipse IDE Kepler Apache Maven 3.3.9 Apache Tomcat 7.x Please follow the below ste...

To have a look of the different functionalities of the hybris platform, you can use the install recipes. For this, just download the HYBRISCOMMXXXX_X-XXXXXXXX.ZIP and extract it to you local device. Than go through the following steps: The <recipe_names> you can find under the folder \hybris\...

Detailed instructions on getting xcode8 set up or installed.

Detailed instructions on getting task-parallel-library set up or installed.

In a terminal run brew install maven Once the install is over check that maven works correctly with mvn -v. The output should look something like: Apache Maven 3.3.9 Maven home: /usr/local/Cellar/maven/3.3.9/libexec Java version: 1.8.0_121, vendor: Oracle Corporation Java home: /Library/Ja...

As mentioned in another example a subset of the elements of an array, called an array section, may be referenced. From that example we may have real x(10) x(:) = 0. x(2:6) = 1. x(3:4) = [3., 5.] Array sections may be more general than this, though. They may take the form of subscript trip...